Barrett Williams, PhD
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 802 S Jackson Ave, Tulsa, OK 74127
- Practice phone
- Call (918) 561-5701
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OSU Physicians
Tulsa, Oklahoma
Find Barrett Williams' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Barrett Williams is a health service psychologist in Tulsa, Oklahoma
Barrett Williams practices at OSU Physicians in Tulsa, Oklahoma.
Barrett Williams' NPI, 1154474054, was assigned on January 22, 2007. Barrett Williams holds Oklahoma license 1466.
- NPI
- 1154474054NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931631124
- NPI enumeration date
- January 22, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (918) 561-5701
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Barrett Williams practices at OSU Physicians in Tulsa, Oklahoma
Barrett Williams' primary practice is OSU Physicians, at 802 S Jackson Ave, Tulsa, OK 74127 in Tulsa County. The practice phone is (918) 561-5701.
- OSU Physicians802 S Jackson Ave, Tulsa, OK 74127 · Tulsa CountyPhone(918) 561-5701
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Barrett Williams is affiliated with 2 sites of care and 1 medical group
Barrett Williams' primary practice is OSU Physicians in Tulsa, Oklahoma. The medical group on file is OSU Speech-Language-Hearing Clinic. Dmand AI also links Barrett Williams to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Barrett Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Barrett Williams practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSU Physicians | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Barrett Williams is one of 18 health service psychologists in Oklahoma
Psychologist is Barrett Williams' primary specialty in the NPI Registry, under taxonomy code 103TH0100X. The record also lists health service. Barrett Williams is licensed in Oklahoma.
Specialties and state licenses
- Health service psychologist, OklahomaPrimary
Health service psychologists near Barrett Williams
Counts of health service psychologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Barrett Williams' patients have a median age of 45
Across all payers, Dmand AI patient panel data puts Barrett Williams' median patient age at 45, with 65% women.
Barrett Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women65%
- Men35%
Source: Dmand AI Patient Panel Data
How Barrett Williams takes part in Medicare
Barrett Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for Barrett Williams's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Barrett Williams
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What is Barrett Williams' NPI number?
Barrett Williams' NPI number is 1154474054. It was assigned on January 22, 2007, and it is active in the NPI Registry.
What does Barrett Williams specialize in?
Barrett Williams is a health service psychologist in Tulsa, Oklahoma. The primary specialty in the NPI Registry is Health Service Psychologist (taxonomy code 103TH0100X).
Where does Barrett Williams practice?
Barrett Williams practices at 802 S Jackson Ave, Tulsa, OK 74127. Barrett Williams' primary practice is OSU Physicians in Tulsa, Oklahoma. Dmand AI also links Barrett Williams to 1 group practice or clinic.
What is Barrett Williams' office phone number?
The practice phone on file for Barrett Williams is (918) 561-5701.
What is Barrett Williams' medical license number?
Barrett Williams holds Oklahoma license 1466.
What medical group is Barrett Williams part of?
Barrett Williams is linked to OSU Speech-Language-Hearing Clinic.
Does Barrett Williams accept Medicare?
Yes. CMS lists Barrett Williams as accepting Medicare assignment.
How long has Barrett Williams been practicing?
Barrett Williams graduated from medical school in 2023, 3 years ago.
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